Tuesday, July 8, 2014

Chapter 2 Thickness and Elevation

Chapter 2

Thickness and Elevation


Thickness Command 2.1


 
Sets the current 3D solid thickness.
1. Type THICKNESS at the command prompt.
Command: thickness

Enter new value for THICKNESS <0.0000>: 2.00





Changing the Current Thickness 2.2


 
Changing the current properties of an object changes its thickness.
1. Choose Modify, Properties...
or
2. Type DDMODIFY or DDCHPROP at the command
prompt.
Command: ddmodify or ddchprop
or
3. Choose from the Standard Toolbar











Elevation Command 2.3



Stores the current elevation relative to the current UCS for the current
space.
1. Type ELEVATION at the command prompt.
Command: elevation
Enter new value for ELEVATION <0.0000>: 2.00



Shortcut to Elevation & Thickness Commands 2.4


 
1. Type ELEV at the command prompt.
Command: elev
Specify new default elevation: <2.0000>:
Specify new default thickness: <3.0000>:






Chapter 3 Visualizing the Model

Chapter 3
Visualizing the Model



Hide Command 3.1


Regenerates a three-dimensional model with hidden lines suppressed.
1. Type HIDE at the command prompt.
Command: hide
Regenerating Model.
OR                                                                                 Objects Before Hidden Line Removal 
2. Choose View, Hide.


                 





                                                                                        Objects After Hidden Line Removal












Shade Command 3.2


Displays a flat-shaded image of the drawing in the current
viewport while performing a hidden line removal.
1. Type SHADE at the command prompt.
Command: shade
Regenerating Drawing.
OR
2. Choose View, Shade.
The following are various shade options:


           Flat Shaded (edges on)                                                                   Ground Shaded (edges on)

                                                                                                                                                                         








                                                                                           Ground Shaded (edges on)                               




 Flat Shaded
                                                                                                           Ground Shaded (Smoother)

Shad edge Variable 3.3

Controls shading of edges in rendering.
1. Type SHADEDGE at the command prompt.
Command: shadedge
Enter new value for SHADEDGE <3>: (enter)
0 Faces shaded, edges not highlighted
1 Faces shaded, edges drawn in background color
2 Faces not filled, edges in object color
3 Faces in object color, edges in background color
                                                                       
                                                                                                                  Shaded Object

Shadif Variable 3.4


Sets the ratio of diffuse reflective light to ambient light (in percentage
of diffuse reflective light).
1. Type SHADEDIF at the command prompt.
Command: shadedif
Enter new value for SHADEDIF <70>:20



Hidden Line Removal and Shade for Plots 3.5

If your drawing contains 3D faces, meshes, extruded objects, sur
faces, or solids, you can direct AutoCAD to remove hidden lines or
shade from specific viewports when you plot the paper space view.
1. Type PLOT at the command prompt.
Command: plot
2. Choose the check box beside the option to remove hidden lines


Hidden Line Removal in Mviews (Paper Space) 3.6

1. Type MVIEW at the command prompt.
Command: mview
Specify corner of viewport or
[ON/OFF/Fit/Shadeplot/Lock/Object/Polygonal/Restore/2/
3/4] <Fit>: s
Shade plot? [As displayed/Wireframe/Hidden/Rendered]
<As displayed>: h
Select objects: pick mview in paperspace.
Select objects: enter
NOTE: You do not see t,he effect of this command until
you plot the drawing.
                                                                                     view with Hidden Line Removal 



                                               



Monday, July 7, 2014

Chapter 1 Controlling Views

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Chapter 1
Controlling Views


View ports 1.1


-Vports Command
1. Type -VPORTS at the command prompt.
Command: -vports
Enter an option [Save/Restore/Delete/Join/SIngle/?/2/3/4]
<3>: enter
Enter a configuration option [Horizontal/Vertical/Above/
Below/Left/Right] <Right>: enter
Regenerating model.
2. Click once in each vport to make it active.
3. Type a ZOOM option in each viewport.
NOTE: AutoCAD plots only the current vport







3D Viewports 1.2

Viewports
1. Choose View, Viewports, New Viewports
2. Click the dropdown option for Setup and click 3D.
3. Click OK.








Preset Views 1.3

1. Choose View, Named Views
2. Click Orthographic & Isometric Views tab of the
View dialog.
3. Click One of the following view options:
Top
Bottom
Front
Back
Left
Right
Southwest Isometric
Southeast Isometric
Northeast Isometric
Northwest Isometric
4. Click the Set Current button

5. Click the OK button





Vpoint Command (Tripod) 1.4

Displays a compass and tripod for defining a view rotation. The
compass represents a two dimensional globe.
1. Choose View, 3D Views, Vpoint
or
2. Type VPOINT at the command prompt.
Command: vpoint
Rotate/<View point> <-0.614,-0.614,0.500>: (enter)
3. Click a point on the compass to define the viewing angle.





Vpoint Command (Rotate) 1.5

Enters a rotation angle at the viewpoint prompt.
1. Choose View, 3D Views, Vpoint
or
2. Type VPOINT at the command prompt.
Command: vpoint
Rotate/<View point> <-0.614,-0.614,0.500>: R (enter)
Enter angle in XY plane from X axis <225>: 225 (enter)
Enter angle from XY plane <30>: 15 (enter)
Regenerating drawing.



DDVpoint Command 1.6

1. Choose View, 3D Views, Viewpoint Preset
or
2. Type DDVPOINT at the command prompt.
Command: ddvpoint
3. Set a viewing angle by typing the From X axis and XY Plane
angle.
or
4. Pick a viewing angle in the 2 graphics
Left graphic = From X Axis
Right graphic = In XY Plane
5. Click OK.




Vpoint Command (Vector Option) 1.7

Enters coordinates at the viewpoint prompt.
1. Choose View, 3D Views, Vpoint
or
2. Type VPOINT at the command prompt.
Command: vpoint
Rotate/<View point> <-1.690,-1.981,2.995>: -1,-1,1
Regenerating drawing.




Other Preset Viewpoints 1.8

1. Choose View, 3D Views, and one of the following viewpoint
options:
Top, Bottom,
Left, Right,
Front, Back
SW Isometric
SE Isometric
NW Isometric
NE Isometric



Plan View 1.9

1. Choose View, 3D Views, Plan View the one of the following:
Current UCS, World UCS, Named UCS
or
2. Type PLAN at the command prompt.
Command: plan
Enter an option [Current ucs/Ucs/World] <Current>:
Regenerating model.
Current ucs Goes to the plan view of the current
UCS.
Ucs At the command line type in a name
of a previously named Coordinate
System.
World Goes to the plan view of the World
Coordinate System.